Messages in this thread | | | Date | Tue, 22 Sep 2020 10:21:41 +0530 | From | Sibi Sankar <> | Subject | Re: [PATCH v2 1/2] PM / Domains: Add GENPD_FLAG_NO_SUSPEND/RESUME flags |
| |
On 2020-09-22 01:26, Stephen Boyd wrote: > Quoting Rafael J. Wysocki (2020-09-21 09:18:17) >> On Fri, Aug 21, 2020 at 10:49 PM Sibi Sankar <sibis@codeaurora.org> >> wrote: >> > >> > Add GENPD_FLAG_NO_SUSPEND/RESUME flags to instruct genpd to keep the >> > status of the PM domain unaltered during suspend/resume respectively. >> > The flags are aimed at power domains coupled to co-processors which >> > enter low-power modes independent to that of the application processor. >> > >> > Specifically the flags are to be used by the power domains exposed >> > by the AOSS QMP driver linked to modem, adsp, cdsp remoteprocs. These >> > power domains are used to notify the Always on Subsystem (AOSS) that >> > a particular co-processor is up. AOSS uses this information to wait >> > for the co-processors to suspend before starting its sleep sequence. >> > The application processor powers off these power domains only if the >> > co-processor has crashed or powered off and remains unaltered during >> > system suspend/resume. >> > >> > Signed-off-by: Sibi Sankar <sibis@codeaurora.org> >> >> Applied with the Ulf's R-by along with the [2/2] as 5.10 material, >> thanks! >> > > There was a bunch of discussion on this patch series and I thought the > consensus was to not apply these patches and instead implement a custom > qcom specific API that does this instead.
https://lore.kernel.org/lkml/20200913034603.GV3715@yoga/
The power domains which were targeted to use the flags will be replaced by custom qcom specific API. So let's not pick up the patch series.
-- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
| |